U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 28, 2025

All TitlesTitle 30Chapter IPart 57Subpart C - Subpart C—Fire Prevention and Control
View all text of Subpart C [§ 57.4000 - § 57.4761]
§ 57.4057 - Underground trailing cables.

Underground trailing cables shall be accepted or approved by MSHA as flame resistant.

[57 FR 61223, Dec. 23, 1992]
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